[U-Boot] [PATCH V6 1/3] Initial support for Marvell Orion5x SoC

Albert ARIBAUD albert.aribaud at free.fr
Thu Apr 15 08:34:37 CEST 2010


Prafulla Wadaskar a écrit :
>  
> 
>> -----Original Message-----
>> From: Albert ARIBAUD [mailto:albert.aribaud at free.fr] 
>> Sent: Tuesday, April 13, 2010 9:10 PM
>> To: Prafulla Wadaskar
>> Cc: Wolfgang Denk; U-Boot at lists.denx.de
>> Subject: Re: [U-Boot] [PATCH V6 1/3] Initial support for 
>> Marvell Orion5x SoC
>>
>> Prafulla Wadaskar a écrit :
>>
>>> You are right, the code is SoC specific, but the values to 
>> be programmed are board specific.
>>> if you are interested,
>>> Look at cpu/arm926ejs/at91/lowlevel_init.s how it programs SMRDATA.
>>> Follow similar arch here too.
>>> -Define similar data segment for holding soc_reg_addr and data array
>>> -Define macros for SOC register addresses in soc specific 
>> header file
>>> -Define macros for SOC register values in board specific header file
>>> This way we can retain lowlevel_init.S in soc specific 
>> folder, whereas you can pass data through board specific macros.
>>
>> Ok.
>>
>>> DRAM init should go in lowlevel_init i.e. asm code, that's 
>> need of Orion5X
>>> Either its location or its architecture need to change to 
>> address board specific issues.
>>
>> Agreed.
>>
>> Now, what about that overall cpu/arch hierarchy change that's been 
>> started? Is there a branch with the new file hierarchi that I should 
>> rebase on, or do I keep the current organization in my patch?
> 
> I am waiting for u-boot-arm.git to get rebased so that I can rebase u-boot-mravell.git
> Meanwhile this happens, you can post your patches w.r.to u-boot.git.
> 
> Regards..
> Prafulla . .

Prafulla,

FYI, I will unfortunately be unable to work further on this patch until 
next wednesday.

Amicalement,
-- 
Albert.


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